We switched to a different long-distance 'carrier' to save money on our phone bill.
The equipment comes with its own 'carrier'. [='carrying case']
The airline is the nation's largest 'carrier'.
(..) Do not touch or approach the glass. You pass him nothing but soft paper. No pencils or pens. No staples or paperclips in his paper. Use the sliding food carrier. If he attempts to pass you anything, do not accept it. - Do you understand me? - Yes, I understand, sir. I'm going to show you (..)1991 The Silence of the Lambs